Evolutionary BiologySinauer Associates, 1986 - 600 pagine Covers the genetic, developmental, and ecological mechanisms of evolutionary change, the major features of evolutionary history as revealed by phylogenetic and paleontological studies, and material on adaptation, molecular evolution, co-evolution, and human evolution. |
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Pagina 100
... plants enhances the likelihood that pollen will be deposited by insects on the stigma of a plant of the opposite type ; thus cross - fertilization is facilitated . Occasionally plants with both a long ( pin ) style and elevated ( thrum ) ...
... plants enhances the likelihood that pollen will be deposited by insects on the stigma of a plant of the opposite type ; thus cross - fertilization is facilitated . Occasionally plants with both a long ( pin ) style and elevated ( thrum ) ...
Pagina 126
... plants the distance to which pollen and seeds are dispersed affects the frequency of consanguineous matings . In addition , plants are frequently hermaphroditic and often capable of self - pollination . A single plant may have separate ...
... plants the distance to which pollen and seeds are dispersed affects the frequency of consanguineous matings . In addition , plants are frequently hermaphroditic and often capable of self - pollination . A single plant may have separate ...
Pagina 282
... plants an allele arises that in homozygous condition causes all the plant's ovules to be self- fertilized , but that the plant's pollen is nonetheless dispersed to other plants . Such an allele automatically has a strong selective ...
... plants an allele arises that in homozygous condition causes all the plant's ovules to be self- fertilized , but that the plant's pollen is nonetheless dispersed to other plants . Such an allele automatically has a strong selective ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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adaptive adaptive radiation allele frequency amino acid ancestor average behavior biological birds bristle cells Chapter characters chromosome coefficient coevolution common competition copies correlated deleterious developmental differentiation distribution divergence Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary change evolved example factors favor females Figure fitness fossil record function Futuyma gametes gene conversion gene family gene flow gene frequencies genetic drift genetic variation genome genotypes geographic groups heritability heterozygotes heterozygous higher taxa homologous homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mean mechanisms molecular morphological mutation natural selection neoteny nucleotide occur offspring organisms pairs parasites pattern phenotypic phylogenetic phylogeny plants polymorphism population predators prey proteins pseudogenes random recombination related species relative reproductive isolation segments sexual similar speciation structure survival sympatric theory tion traits transposable elements variable variance vertebrates